503525315023 has 16 divisors (see below), whose sum is σ = 526146840576. Its totient is φ = 480965078880.

The previous prime is 503525315017. The next prime is 503525315039. The reversal of 503525315023 is 320513525305.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503525315023 is a prime.

It is a super-2 number, since 2×503525315023² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503525315023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503525315093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56615965 + ... + 56624857.

It is an arithmetic number, because the mean of its divisors is an integer number (32884177536).

Almost surely, 2^503525315023 is an apocalyptic number.

503525315023 is a deficient number, since it is larger than the sum of its proper divisors (22621525553).

503525315023 is a wasteful number, since it uses less digits than its factorization.

503525315023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12054.

The product of its (nonzero) digits is 67500, while the sum is 34.

The spelling of 503525315023 in words is "five hundred three billion, five hundred twenty-five million, three hundred fifteen thousand, twenty-three".